Cost per action (CPA) marketing is revolutionizing just how businesses approach digital advertising. But simply what does CPA mean in marketing? Simply put, CPA identifies “cost per action marketing”—a performance-based pricing model where advertisers only pay when a specific action, say for example a sale, sign-up, or download, is finished. https://squareblogs.net/crackvalley4/cost-per-action-marketing-strategies-for-success